PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

Round Rock Advisors, LLC's Holding History (CIK: 0001846991)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 11,219 Value ($000) $592 Avg Close $51.15 Range $45.10 - $55.90
Q3 2025
Shares 6,610 Value ($000) $331 Avg Close $45.82 Range $38.48 - $51.96